CVE-2021-28796: Increments Qiita::markdown

Medium severity, CVSS 6.1. EPSS: 0.8% chance of exploitation in the next 30 days.

Increments Qiita::Markdown before 0.33.0 allows XSS in transformers.

Affected products

• Increments Qiita::markdown: before 0.33.0 (fixed in 0.33.0)

Published 2021-03-18. Last modified 2026-06-17.